Sextant End-User Manual for DTM management
Contents
1. acoustic tracking systems SON LOS6 3 POS01 Decca Navigator System main chain receivers Mandatory to complete OT to SDN LOS6 3 POSO02 Global Navigation Satellite System receivers 5 SDN LO56 3 POS03 NAVSTAR Global Positioning System receivers delete with the cross SDN LOS6 3 POS04 Differential Global Positioning System receivers Description Parameters SDN PO11 parametfr a a a new paramete Name ET PO11 294 MBANBLAT Sea floor dept Suggestions parameter Description 14 EMODnet to European Marine Observation and Data Network Hor accuracy eee Cl Evaluation method description amp LT vert accuracy Evaluation method description amp id shoal bias ce E Ere fee F nerten frr ore a zacr SJE gL C1 CAUECTEU CYDeE OF USES OSes UNIL LA 2 L IL f Lae Use limitation In perty j HE 7E Use constraints Copyright a Other constraints Insert references here Creation date of dataset Ei Clear Rad an dat dat RE ci or Use a calendar to complete Spatial resolution Unit SON P061 38 UL44 Metres im Suggestions Geographical area name wt Geographic bounding box wes 84 North bound 90 00000 1 4 raw rectangle L alear Choose a predefined area select the area on the map or West bound bi 150 000 East bound Hsooseg Complete the 4 bounds RAR ee South bound x Depth in2. 16 of minute of resolution should be described in an IPRD catalogue The catalogue will be created after the other are described to get input from the experience gained by partners using these tools serveur de donn es g or f renc es marines fremer QC a Geoviewer Panier m Crit res de s lection simples avances Br kaa M Donn es CC Ey 54 de OpenstreetMap Recherche libre Figure 1a First screen of Sextant in French without project look and feel EMODnet pa uropean Marine Observation and Ea lata Network CO Pilot portal for Hydrography The EMOOnet Hydnograpiy portal Pas we emodnet mydograpy eu development started in June 2009 and poids a range oe agen for freely brrercan nga and downloading new I Digital T Tesran Model DM for a l ge et European seas The downk zakik thes are freely available in a number peal including format for 3D wewing The EMODnet digital bathymetry with a gidse of 0 25 0 25 mutes has been produced ftom bathymeinc Suey Gata and aggreqaied bathymetry data sets collated bom pubbc and pate organisons These are processed and quality controlled The portal includes metadata discovery semices by eat ah EU SeaDataltet CDI sta are that ges clear information about the background survey data ae sinbu o pos e products CPRD delivered by prowders who sed for the DTMs them access restmction i adopting a simia seach fer the descnpt have opted to de
3. uropean Marine Observation and S HOQ pa ata Network 2 Integrating spatial data using Sextant Step 0 Geonetwork s access To create or update new spatial data description the end user must be declared as administrator of the catalogue of your project to use the Geonetwork interface and forms designed for the purpose of the project The user is recognised when logging in http www ifremer fr geonetwork srv en Your account is the same as the one used to log in to the collaborative website The list of authorized users and or administrators is managed by the Sextant team There is at least one administrator by project and by each partner An administrator can modify any description contained in the catalogue at the present time Step 1 Create a new metadata The administrator gets to the metadata administration page of Sextant and logs in from the upper right login button EINEN aan Geographic data sharing for everyone Home Contact us Links About Help English v WHAT Y Show map _ FIND INTERACTIVE MAPS GIS DATASETS SATELLITE IMAGERY AND RELATED WHERE APPLICATIONS GEONETWORK S PURPOSE IS To improve access to and integrated use of spatial data and information To support decision making To promote multidisciplinary approaches to sustainable development To enhance understanding of the benefits of geographic information GeoNetwork opensource allows to easily share geographicall
4. Sid ek Do EMOD Sextant End User Manual for DIM management V0 2 Cyril Goasduff Ifremer IDM ISI and Eric Moussat Ifremer IDM SISMER EMODnet pA an Marine ae mation and Data Network CoO TABLE of CONTENTS 1 Geo Seas and Emodnet hydrography in Sextant 4 2 Integrating spatial data using Sextant 11 3 Sextant data management 19 4 Sextant helpdesk 21 EMODnet wie European Marine Observation and Data Network Versions V0 1 Cyril Goasduff and E Moussat V0 2 Cyril Goasduff and E Moussat Pr liminary 06 12 2011 Edited for the Geoseas Emodnet hydrography version training lst release on the 10 01 2012 Miscellaneous corrections extranet of the projects Release for 30 01 12 Additionnal metadata inserted Emodnet type of catalogue see liste SDN hydrography L231 EDMERP Project identifier Metadata identifier Miscellaneous modifications related to the address of the catalogue the terminology and to edit metadata in order to aloow a wider use of the editing form EMODnet y Q European Manne Observation and Data Network 1 Sextant management system 1 Introduction The present document has been written for the purposes of the joint training meeting for the production of DIM within the framework of the Geo Seas and Emodnet Hydrography and Seabed Mapping lots projects organized at the Ifremer Centre of Brest from the 6 to the 9 December 2011 Several improvements ha
5. X x 24 EMODnet O European Marine Observation and Data Network ff mi P r E b F A s eo tr OS a 3 Categories A category must be associated to each metadata depending on the type of activities or discipline concerned Only one category is assigned by metadata set It is possible to create a new category In the cases of the Emodnet and Geoseas catalogues the category to select is Milieu physique Bathym trie MNT in English Physical environment Bathymetry DTM eu bittogique Habrtats Miia bintogique Habitats ramarquables Herbeers eu bidogique Habitats ramarquablas Hermalles dieu biologique Habitats remarquables Matri lieu biologique Habitats remarquables Zones humedas fitorales Shoes eu physique Bathy m me ts 0 Dates Arc eu physique ath e m me TsobatresPolygone dieu physique Bathem atne Sende Milieu physique Climatologie eu physique oogre s chmnertoage Seonarphaloge eu phesique S nior s dmertoogigiisopaques Mau phisqa Seog sedmentoogis Maure Ges tands Milieu physique Geolage sedmentolagie Rassourmes Min rales Milieu physique Se aogm s dmertologie Travaux eu physique Habitats ohroques UD 0 SL 0 0 D 0 D eu physique hidrodmanmique c ti re 4 Sextant helodesk If any problem when using Sextant you can contact the Sextant team sextant ifremer fr Your question will be routed toward the appropriate person al
6. ator see section 2 Integrating spatial data using Sextant Maps can also be sorted by their title titre their relevance pertinence or their change date date de mise a jour 2 on figure 3 To be easily available we will use the same storage logic for Sextant than for web portal serveur de donn es georeferencees marines Itremer TEMENE Panes Crittres de s lection simples Arenki R sulats 1h 20aur 106 22 a Fishing activities Aspitrigia cuculus Red gumard Landings statisti Landings in Tonnies of lve n per quarter mean over reais ZOR 2U00 France and United Kims rch ERA a Administrer r charger Visualiser Fishing activities Clupea harengus Atlantic herring Landings statistics 2000 2004 Landings in tonnes of le fgh per quarter mean over 5 years 2000 2004 Imematonat FR Uk Belgique Pars Qas Danemark Allemagne J RU PT y i ee ek ae iati j ne fs ay T r E ui E Di Deere CO By SA de Open Sipeetlgy Po AdeminesErer my T Mcharger gt Visualiser pean S630355 Landings Stamsnes OU FUER i I awtnns i tonnes Af la Mih ner mae moan pur T vear ON MORT Banne arri ilari Kina Figure 3 Catalog of a group in Sextant Click on title of a layer s title to view the metadata Complete metadata is easily readable by exporting in pdf or xml 1 on figure 4 brdrented Petal d marbdai by ood de bag ocam sui dx exe
7. e done to produce the composite DTM 4 Other fields Mandatory fields have been defined not only in function of ISO and Inspire standards and Directive but also in function of the requirement of the projects For example Min and max depth someone may consider useless to force providers to fill this field but it is a requirement to allow an automatic scaling of the colours when viewing DIM Other fields are not mandatory because it depends on the dataset but they are all strongly recommended to allow data processing by the end users The adoption of a data model designed as closed as possible to the IHO S 100 one should allow a better separation between metadata required in the catalogue and the metadata required in the DTM dataset files in the coming NetCDF CF format of Geo Seas But it is not at present possible to reduce the list of metadata of the present form for existing datasets in format not designed for such complementarity 13 Pa re 7 wie EMODnet European Marine Observation and Data Network H Other actions TR The identifier is generated automatically using the catalogue type the edmo id of the data holding center and the short name of dataset SDN local product id File identifier SON PRODUCT EDMO id SON _Local_product_id Catalogue type SON L231 6 PRODUCT Product record Project Name Eie ee Select the appropriate metadatatype TEE Engl
8. eges Editors assign privileges for each metadata set When you create a new metadata set all the privileges are automatically checked for your own group EMODNET HYDROGRAPHY Every new metadata created is automatically published and visible for your group EMODNET HYDROGRAPHY Therefore it is important to check that all privileges are set to the EMODNET_ HYDROGRAPHY group after creating new metadatas Figure 6 There are 4 types of privileges e Publish Users of the group are able to see the metadata and export it into pdf or xml files e Download Users of the group are able to download the data e Interactive Map Users of the group are able to get an interactive map in the Geoviewer e Editing Administrators of the group can edit the content of the metadata EMODNET IFR WES TMED DTMBATHY 2011 LIL PIT F ail a ai l m bm SLU I DREAL Bretagne oO O O O DREAL PACA oO oO oO oO EMODNET Hydrography Energies o o o oO renouvelables EXTRAPLAC oO O O O GEMEL o o o o GEOCATALOGUE O O O oO Ifremer Geosciences F P F C Marines GEO_SEAS GIS Posidonie oO o o o Figure 6 Editing layers privileges In addition it is possible to give privilege to other catalogues This is the case in the exemple of figure 5 where same privileges have been given both to the Emodnet metadata dataset and to the Geo Seas one This way avoids to duplicate metadata sets when they must be shared by several catalogues 20 gt LA
9. f the below but a special attention must be given to the specific following points 1 Short name of Data Set SDN local product Identifier It is an identifier gmd identifier which plays a key role not only to exchange and transport datasets but also on the creation of DIMs according to the specifications of Geo Seas and Emodnet Hydrography The creation of this ID is based on the same principles of the creation of the local Common Data Index CDI Identifier of SeaDataNet for survey Data Set The ID is unique at the Data Center which manages the dataset In combining it with the EDMO European Directory of Marine Organizations identifier of the Data Center the unicity is guaranteed in the catalogue as well as in the data source layer of the DTMs produced according to the specifications of Geoseas and Emodnet hydrography See example below EDMO Data center Identifier 486 Local identifier of the bathymetric grid according to local rule of Data Center IFR_MBAN_MEDITERRANEE_100_02_R Global identifier of DS in DTM 486 IFR MBAN MEDITERRANEE 100 02 R Note Important the local identifier must not be more than 75 characters this constraint comes from the field of the DTM NetCDF format used to keep track of the source of data 2 Data set name gmd title this is the title of the data set 3 Abstract Partners are strongly encouraged to complete well the ABSTRACT SHORT SUMMARY with a free description what they hav
10. haty he YX scarey meesi imeri Kman Didi Grodd ras os next hete riid het PREE atanma seri Figure 4 Metadata display European Marine Observation and Data Network 4 Avanced search To search your metadata you can use the default search above or the advance one below To choose this view click on the advanced button on the search windows serveur de donn es g or f renc es marines ffremer Geoviewer Panier mE Crit res de s lection simples To get more research options Donn es CC By S4 de OpenStreetMap Recherche libre You can choose many differents criteria to search a metadata e Where to search a metadata according to its geospatial information e What to search a metadata according to its content e Who to search a metadata according to its producer e When to search a metadata according to its date European Marine Observation and Data Network BON ce Oe kaa Wa P Luhietinguraye EEk a exis fees oe sil France MA Menstean my po oi CO Recherche libre t t _O Free Search Catalogue EMODNET HYDROGRAPHY ka Themes Er Milieu physique A R glementation et gestion BC to Organismes BRGM CNRS IGN Ifremer MIMEL MNHN SHOM NATURA 2000 When Date de d but c Start date Date de tin E End date Themes topics Organization 10 one ae EMODnet Fe coe
11. ion 2 Sextant catalogues Sextant allows partners and users to have an access to the functionalities of Sextant through a specific portal designed according to the requirements of each project in using a Liferay Web content management system a Emodnet hydrography and Seabed Mapping 2 catalogues are created i a catalogue for the description of the DTMs used as source of data for the 4 EMODnet y European Marine Observation and Data Network construction of the Emodnet DTMs which are composed of multiple surveys processed according to a procedure different from the EMODNET hydrography one These DIMs_ which cannot be described in the Common Data Index of SeaDataNet which is designed for single survey datasets must be described in the catalogue below htto www ifremer fr sextant en web emodnet hydrography CPRD The data providers partners of the Emodnet hydrography and Seabed mapping projects are the administrators of this catalogue Note that partners must describe single survey DTMs in the CDI according to the initial instructions of the Emodnet hydrography project li catalogue for the descriptions of the target DTMs together with WMS access services The entries of this catalogue will be administrated by the partners in charge of Emodnet hydrography project portal Maris and Atlis and the regional coordinators http www ifremer fr sextant en web emodnet_hydrography PRODUCT il Sub DTMs at 1
12. ish v CPRD PRODUCT or IPRD Metadata creation date 2012 01 23714 28 03 The element is necessary in the xml but is not mandatory to be complete Short name of dataset SON Local SON Local product id Product IC Dataset name Thumbnail file name C_I See the point below to complete the thumbnail Red box mandatory to complete Parameters in dataset SON Discovery SDN POZL 68 LWRO Long wave radiation par POZI list SDN POZL 68 MARC Marine archaeology Classic multiple selection use ctrl key SON POZL 8 MATZ Microzooplankton taxonomy related biomass SON PO21 68 MATS Microzooplankton taxonomic abundance in wat to select many instruments SDN PO21 68 MB4N Bathymetry and Elevation Area type SDN LO21 1 006 Surface LM Dimensions Number of colurnns CL Mandatory to complete or to eee Cd delete with the cross Position of value in the cell Maximum scale of use Cestio w Complete using the suggestion Abstract Shere descistion Note This field is very important and must be field according to the EMODnet Hydrography and Geoseas specifications Detailed description SDN LO54 12 152 sidescan sonars SDM LO54 12 155 single channel seismic reflection systems SDN LO54 12 154 multi channel seismic reflection systems SOM LO54 12 155 seismic refraction systems SDA LO54 12 156 single beam echosounders Positioning instruments SDN L56 SON L056 3 357
13. liver anhy COMME Rise The present catalogue and eding faci Mes are made avelsble to the att Te a eee ars Of the progect dor hes purpose Admensirators musi refer fo the Gudenes for QAJ QC and DTM for aa contents Note that the catalogue for standard end product is admmnistraied separately te ensure a safer operably Pe i is a I SL 30 view of the Gof of fre Lica fete Medwieraneanl from the Emocdnet 1 m me OTM USER CIDE he nih kia y allows y pou bo search ome or more data sctoning bo dierent ciena extent theme By chchang on the tile of the data you s the me kam second describing the the data The me Wien and nos ss en or nol dang 60 the mghts of 2 oft the a aja u to add the inanrmatiinen Bye TAR paraa a fha i aici en fhe laminasi Hankat ler mec mima on gt Gatak bg dewnic2d thee tras se PCR FH a The tab Gomiema allows yes bo vice he sclected chau on the chu Ter meet infomation on Geoviceer download the training document here Figure 2b First screen of Sextant with an example of the Liferay MCS portal designed for Emodnet hydrography Composite Product Records b Geoseas For similar reasons 2 catalogues for Geoseas to have a clear separation between DTMs produced according to the Geoseas procedure which is a generalization of the Emodnet hydrography procedure at various resolutions and the other built according to a different mechanism i One for the descri
14. meters l5 4 WO EM mn race and GR Network If default value must be changed use the Coordinate Reference System CR A Ed code WGS 84 EPSG 4326 binoculars and after delete the default CRS odespace E EPSG Suggestions P yerin Note this list is not an SDN one for consistency with Inspire and SIG SDN list have to be updated User defined projected Coordinate Reference System CRS Geodetic system projection Description Copy the code of the CRS defined above if you completed it Vertical datum 2 SON L111 7 001 Lowest Astronomical Tide Start date FF ceca End date es a Temporal resolution Time CC EA SAU ed ESE stirs j OS Originator Steen ahonineine Complete the organisation name like Electronic mail address CLL SDN EDMO Edmo_id Edmo_Name For example SDN EDMO 486 Ifremer Data Holding Center Organisation name SDN EDMO EOMO id EOMO name E C O Data distributor center i SOM EDMO EDMO id EDOMO name Distribution format ee Accessing ordering Website Accessing ordering Website URL CO For OGC services select the Protocol Name of the resource appropriate protocol WMS ee Description i Es rae Collating Centre Metadata author oes Phen SDN EDMO EDMS id EDMO name jie kainic LE Type Metadata 16 EMODnet pa uropean Marine Observation and coe ata Netwo
15. o simplify the search of future users partners will not be forgotten Privileges CIES COLLECTED DURING THE Categories Create child Close your metadata Save and close and click Other actions from the top or the bottom of the page and choose what you want to edit The categories still need to be translated About the privileges you have to at least check all rights for your group EMODNET HYDROGRAPHY You can decide later if your data is to be publicly available You can do this management on Sextant see the part 3 Step 3 Send your data to the Sextant team only for partners using Sextant as a data repository eg Ifremer laboratories Once the metadata completed in Sextant transfer the data vector or raster to the Sextant team sextant ifremer fr with a table indicating the name of the data and the one of its metadata It is the Sextant team that loads the data online and links it to the metadata Example of the table Exact title of the metadata Name s of the data s associated Memo To unfold or add the different elements always click the button On the opposite click the button to delete an element or a block All red fields are mandatory Use the suggestion when you can Use the binoculars when you can to add the rigth element and do not forget to deleted the default one 18 EMODnet cs re eee T Geo Seas y European Marine Observation and Data Network 3 Sextant data management 1 Acces
16. ption of DTMs created with another procedure than the one specified in Geo Seas Note that it is required to describe in this catalogue such DTMS and only such ones used as sources of data when creating Geo Seas DTM http www ifremer fr sextant en web qeoseas CPRD li One for the description of the DTMs created according to the Geoseas procedure This catalogue not still created is primiraly designed for the management of the DIMs produced as demonstrators for the Geo Seas WP11 In addition to the description viewing 2D using WMS 3D using the Geo Seas 3D viewer after having downloaded the DIM file and downloading services using ftp will be offered http www ifremer fr sextant en web geoseas PRODUCT EMODnet wim European Marine Ubservation and Data Network NOTE if a DIM eg a composite DTM used as source of data has to be described both in an Emodnet hydrography and a Geoseas composite DTM catalogue fill the form of the first one and then give the appropriate privileges to the other catalogue see section Data Management in Sextant a European Marine Observation and Data Network 3 Data access To access to all stored metadata in a project catalogue request them without search criterion 1 on figure 2 Note that if you have made a search without being identified you will not see anything if the DTM descriptions are not Public To access them you must be logged as administr
17. rk Co Thumbnail management To complete the metadata you also need to add a thumbnail of the data Complete the label below with an url of Thumbnail file name or access to the thumbnail page It is from the top of the editing page Other actions gt Thumbnails Reset Save mpeg Check E Other actions El thumbnails Compute extent replace LO Compute extent add a e s 0 D Get your image jpg png from the button are aera Scale mace Parcourir Browse in English then Add Scale width it You can get back to editing Complete Scale height Tepper thumbnail Parcourir Ada mainly the Small thumbnail available 7 Scale image Scale width Scale height lW Create small 180 pixel M Scale width Scale height Back to editing When you save the first case or click on Back to editing button the second one you can see your thumbnail at the top of the form masae save Smm andidpaart f Cmk Eroies anions Tant File identifier SDON PRODUCTIEDMO id Emodnet hydrographie source DTM metadata Catalogue type SON L231 6 FRODUCT Product record v r EMODnet y European Marine Ubservation ang Uata Network Privileges and categories management Finally you have to set the privileges and the category to your metadata It is really important to do it right after creating editing the metadata so that this important step t
18. s and rights To manage a metadata set you need to access the portal through the Extranet eg htto www ifremer fr sextant en web emodnet hydrograph Then you need to be logged in and search your metadata see part 1 serveur de donn es g or f renc es marines Ifremer To log in Geoviewer Panier Crit res de s lection simples avanc s Ok RAQags Donn es CC By SA de OpenStreetMap Recherche libre Now you can see the button Administrer Manage in English when the metadata is shown This button enables you to edit the privileges of the metadata see point 2 below edit the categories of the metadata see point 3 below edit the metadata with the same form as in the creation see part 2 step 2 or delete the metadata Imagette non disponible EMODNET IFR WESTMED DTMBATHY 2011 OTM processed in the framework of the Emodnet project Grid spacing a quarter minute Partners lfremer Shom IEG lsmar a Manage F Administrer AP n 28 99 du 01 04 1 giter les privil ges Edit privileges AP n 28189 du 01 avril 1943 sites les cat gories Edit categories au large du d partement de ela Seine diter la m tadonn e i Source DPMA Terra Maris fre Edit metadata supprimer la PP Deleted metadata metadoannee de c ti re des 3 milles A Ahedioamictrar W lt housse cr 12 EMODnet CO European Marine Ubservation and Data Network 2 Privil
19. ve been made to allow a wider use of the catalogue and the editing form The main modifications include the use of the SDN list L231 to distinct the type of catalogue and associated metadata the term DTM is not used anymore and is replaced by the term PRODUCT 3 kinds of PRODUCT have been defined o PRODUCT Product Metadata record providing discovery metadata for a data product such a DTM or climatology produced following the project methodology o CPRD Composite Product Record providing discovery metadata for a product such as a DTM which is provided by a data provider in place of their actual survey data as source for the project produced following another methodology than the one of the project o IPRD Intermediate Product record providing discovery metadata for a product such as a DTM which is produced following the project methodology for the construction of a final product eg a DIM delivered by partners to a regional integrator the identification of the project to which the product refers using the SDN EDMERP catalogue to allow to access to the methodology specifications of the project the metadata identification allowing the creation of an URL allowing a direct link using the type of metadata the EDMO Id of the data holding center of the product and the local Id given by this organisation to make it unique This identifier is generated automatically according to a syntax still to be validated at the date of this publicat
20. y referenced thematic information between different organizations For more information please contact Search Figure 5 Metadata administration welcome page IL European Marine Observation and Data Network Geo Network Geographic data sharing for everyone About Help User atlas charm atlas_charm d etadata ew metadata Adds a new metadata into geonetwork copying it from a template Metadata insert Import metadata record in XML or MEF format Personal info Change password Allow current user to change password Change user information Allow current user to change user information CSW 150 Profile test Test interface for the CS 150 Profile catalog interface GeoNetwork Geographic data sharing for everyone Home Administration Contact us Links About Help English w User GOASDUFF Cyril METADATA CREATION Emodnet hydrographie source OTM metadata N EMODNET HYDROGRAPHY w ALE Se Barr Step 2 Complete metadata in Sextant Check you use the default view on the left side of the page Default view INSPIRE view ISO Minimum I50 Core Advanced view 12 EMODnet Ubservation and Lee i Vata Network Complete the form and check the default values A customized form has been designed for the description of DIM according to the specifications of both Geoseas and Emodnet hydrography projects Explanations to use appropriately the form are given in the legends o
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